package thread;

import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;

public class Demo34 {
    public static void main(String[] args) {
        //ExecutorService threadPool = Executors.newFixedThreadPool(4);
        ExecutorService threadPool = Executors.newCachedThreadPool();
        for (int i = 0; i < 1000; i++) {
            int id = i;
            threadPool.submit(() -> {
                System.out.println("hello "+ id + "," + Thread.currentThread().getName());
            });
        }

        threadPool.shutdown();
    }
}
